IL area data
Mark, IL
Mark, IL.
Population: 545 (Census ACS)
Home values & appreciation
- House Price Index
- 325.3 (+6.1% YoY)
Market activity
- Median sale price
- $130,000
- Median days on market
- 44 days
- Sale-to-list ratio
- 100.0%
Affordability
- Cost of living index (Above Average)
- 100.0 (100 = US avg)
- Electricity rate (state-level)
- 17.7¢/kWh
- Natural gas rate (state-level)
- $11.30/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Natural hazards & flood risk
- Overall hazard risk
- Very Low
Climate (30-year normals)
- Annual precipitation
- 40.8 in
Amenities
- Nearest airport
- Illinois Valley Regional Airport Walter A Duncan Field (VYS) (8 mi)
- Hospitals nearby (~15 mi)
- 12
- Avg hospital rating
- 2.8 / 5
- EV charging stations (within 10 mi)
- 30
- Solar radiation rating
- Fair (4.0 kWh/m²/day)
Housing stock
- Median year housing built
- 1,968
- Median annual property tax
- $2,660
- Households with broadband internet
- 71.5%
Employment & development
- Total county employment
- 1,598
- Average weekly wage
- $1,387
- Top industries (by employment)
- Accommodation & Food, Finance & Insurance, Professional Services
- Annual residential building permits (county)
- 9
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →